201988665

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{43579}}^1$

素因数の和:43693

約数の個数: 24

約数和(自身を含む): 353520960

約数和(自身を除く): 151532295

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 43579, 130737, 217895, 392211, 653685, 1961055, 4488637, 13465911, 22443185, 40397733, 67329555, 201988665]

約数ペア:

[(1, 201988665), (3, 67329555), (5, 40397733), (9, 22443185), (15, 13465911), (45, 4488637), (103, 1961055), (309, 653685), (515, 392211), (927, 217895), (1545, 130737), (4635, 43579)]